hw/eeprom93xx.h

   1 /*
   2  * QEMU EEPROM 93xx emulation
   3  *
   4  * Copyright (c) 2006-2007 Stefan Weil
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20
  21 #ifndef EEPROM93XX_H
  22 #define EEPROM93XX_H
  23
  24 typedef struct _eeprom_t eeprom_t;
  25
  26 /* Create a new EEPROM with (nwords * 2) bytes. */
  27 eeprom_t *eeprom93xx_new(uint16_t nwords);
  28
  29 /* Destroy an existing EEPROM. */
  30 void eeprom93xx_free(eeprom_t *eeprom);
  31
  32 /* Read from the EEPROM. */
  33 uint16_t eeprom93xx_read(eeprom_t *eeprom);
  34
  35 /* Write to the EEPROM. */
  36 void eeprom93xx_write(eeprom_t *eeprom, int eecs, int eesk, int eedi);
  37
  38 /* Get EEPROM data array. */
  39 uint16_t *eeprom93xx_data(eeprom_t *eeprom);
  40
  41 #endif /* EEPROM93XX_H */